1323210012130 has 32 divisors (see below), whose sum is σ = 2449364022000. Its totient is φ = 514365358080.

The previous prime is 1323210012127. The next prime is 1323210012167. The reversal of 1323210012130 is 312100123231.

It can be written as a sum of positive squares in 8 ways, for example, as 1088059696201 + 235150315929 = 1043101^2 + 484923^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1323210012098 and 1323210012107.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6173505 + ... + 6384244.

Almost surely, 2^{1323210012130} is an apocalyptic number.

1323210012130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1323210012130 is a deficient number, since it is larger than the sum of its proper divisors (1126154009870).

1323210012130 is a wasteful number, since it uses less digits than its factorization.

1323210012130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12558054.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1323210012130 its reverse (312100123231), we get a palindrome (1635310135361).

The spelling of 1323210012130 in words is "one trillion, three hundred twenty-three billion, two hundred ten million, twelve thousand, one hundred thirty".